Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2019 3 31.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 04/01/2019   01:18:09   (  -0.03,-128.10) (   0.01,-128.04)    8.67                80
 04/02/2019   01:06:31   (  -0.04,-128.08) (   0.61,-125.19)  328.98                80
 04/04/2019   13:25:02   (   0.03,-128.01) (   0.57,-130.20)  250.63                80
 04/05/2019   13:16:05   (   0.04,-127.98) (  -0.10,-127.37)   70.06                80
 04/06/2019   13:04:29   (   0.04,-127.95) (  -0.77,-124.54)  390.59                80
 04/09/2019   01:23:01   (  -0.03,-127.87) (  -0.39,-129.55)  191.32                80
 04/10/2019   01:14:03   (  -0.03,-127.84) (   0.21,-126.71)  128.38                80
 04/11/2019   01:02:27   (  -0.03,-127.80) (   0.86,-123.87)  447.80                80
 04/12/2019   13:32:33   (   0.02,-127.74) (   0.93,-131.72)  454.48                80
 04/13/2019   13:20:56   (   0.02,-127.69) (   0.31,-128.88)  135.19                80
 04/14/2019   13:11:59   (   0.03,-127.65) (  -0.37,-126.05)  184.03                80